as per the forum post, this xorg.conf helps,
is see no more corruption and no errors
so far in Xorg.0.log:
Section "ServerLayout"
Identifier "Layout0"
Screen 0 "Screen0" 0 0
EndSection
Section "Monitor"
Identifier "Monitor0"
EndSection
Section "Device"
Identifier "Card0"
Driver "intel"
BusID "PCI:0:2:0"
Option "DebugFlushBatches" "on"
Option "DebugFlushCaches" "on"
Option "DebugWait" "on"
EndSection
Section "Screen"
Identifier "Screen0"
Device "Card0"
Monitor "Monitor0"
SubSection "Display"
Viewport 0 0
Depth 24
EndSubSection
EndSection
-f
--
has a room temperature iq.